西安交通大学915-2015-编程3

• 候选人类，设置计数器
• 设置候选人数组

#include 
#include 
using namespace std;


struct Candidate {
    string name;
    int cnt;
};

const int N = 100;
Candidate arr[N];

int main() {
    int n, m;
    cout << "please input the number of n and m:" << endl;
    cin >> n >> m;
    for (int i = 0; i < n; i++) {
        cout << "please input candidate's name:";
        cin >> arr[i].name;
        arr[i].cnt = 0;
    }
    while (m--) {
        string name;
        cout << "input the name of candidate:" << endl;
        cin >> name;
        for (int j = 0; j < n; j++) {
            if (arr[j].name == name) {
                arr[j].cnt++;
            }
        }
    }

    sort(arr, arr + n, [](const Candidate& a, const Candidate & b) {
        return a.cnt > b.cnt;
    });


    for_each(arr, arr + n, [](const Candidate& x) {
        cout << x.name << " : " << x.cnt << endl;
    });
    return 0;
}